Home / 25,057.20-37,512.20-13,182.86

Finding the Fourth Proportional to 25,057.20, 37,512.20 and 13,182.86

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Solution

The fourth proportional to 25,057.20, 37,512.20 and 13,182.86 is: 19,735.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,057.20 : 37,512.20 = 13,182.86 : x
  2. Step 2: Convert to fraction form
    25,057.20/37,512.20 = 13,182.86/x
  3. Step 3: Cross multiply
    25,057.20x = 37,512.20 × 13,182.86
  4. Step 4: Simplify right side
    25,057.20x = 494,518,080.89
  5. Step 5: Solve for x
    x = 494,518,080.89/25,057.20
  6. Step 6: Final answer
    x = 19,735.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.